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3BSE025961R1 CI854K01 PROFIBUS interface kit

3BSE025961R1 is an ABB CI854K01 interface kit connecting an AC 800M controller to PROFIBUS DP or DP/V1 devices.

System role

Rebuilt from individual evidence

Kit contents

ABB identifies 3BSE025961R1 as the CI854K01 PROFIBUS-DP/V1 interface kit.

The kit sits in an AC 800M control system between the controller platform and PROFIBUS DP or DP/V1 field devices.

Unknown: the installed controller software, field-device configuration, bus wiring, firmware and replacement suitability.

Exact reference
3BSE025961R1
Category
PLC / CPU
Evidence checked
2026-09-11

System role

This section explains what the product does and where it acts in the surrounding system.

Function
Routes AC 800M controller data to PROFIBUS DP or DP/V1 devices through the CI854 interface.
System position
Sits between the AC 800M controller platform and the PROFIBUS field network.
Upstream / inputs
The AC 800M controller supplies the interface with controller-side data.
Downstream / outputs
The CI854 interface exchanges controller data with connected PROFIBUS field devices.
Limitations
Unknown: the installed software, field-device configuration, bus wiring, firmware and replacement suitability.

Evidence ledger

Facts, inferences, and unknowns are kept separate.

Facts

  • ABB identifies 3BSE025961R1 as the CI854K01 PROFIBUS-DP/V1 interface kit.

    Confidence: high

  • The captured details state that the kit includes a CI854 communication interface and TP854 baseplate and is replaced by CI845AK01 3BSE030220R1.

    Confidence: medium

Inferences

  • The kit sits in an AC 800M control system between the controller platform and PROFIBUS DP or DP/V1 field devices.

    Confidence: medium

    Rationale: The documented communication-interface kit contents and PROFIBUS designation support this controller-to-field-network position.

Unknowns

  • Unknown: the installed controller software, field-device configuration, bus wiring, firmware and replacement suitability.

    Confidence: low

    Missing evidence: The captured details identify the kit contents and successor but not a specific controller project, bus configuration or installed hardware state.

System position diagram

The AC 800M controller connects through 3BSE025961R1 CI854K01 kit to the PROFIBUS field devices.

Reading limit: system position only, not a wiring or safety drawing.

The documented component path connects the upstream source with the downstream system boundary.

Enlarged system diagram

The AC 800M controller connects through 3BSE025961R1 CI854K01 kit to the PROFIBUS field devices.

The documented component path connects the upstream source with the downstream system boundary.

View Mermaid source
flowchart LR
up["AC 800M controller"] -->|Controller data| mid["3BSE025961R1 CI854K01 kit"]
mid -->|PROFIBUS DP or DP/V1| down["PROFIBUS field devices"]
View diagram labels
Nodes
AC 800M controller; 3BSE025961R1 CI854K01 kit; PROFIBUS field devices
Edges
Controller data; PROFIBUS DP or DP/V1

Next action

The captured evidence supports a concrete system role for 3BSE025961R1.

Unknown: verify the installation, interfaces and unit condition before replacement or commissioning.

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